#57AACE#57AACE

#57AACE is a light, moderate cyan. Relative luminance 0.352; OKLCH L 70.0% C 0.096 H 228.7°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#57AACE
RGB	rgb(87, 170, 206)
HSL	hsl(198, 55%, 57%)
HSV	hsv(198, 58%, 81%)
CMYK	cmyk(57.8%, 17.5%, 0%, 19.2%)
CIE-LAB	lab(65.93, -14.83, -25.96)
CIE-LCH	lch(65.93, 29.89, 240.27°)
OKLab	oklab(70.01% -0.0635 -0.0723)
OKLCH	oklch(70.01% 0.096 228.7)
XYZ	xyz(29.4415, 35.2291, 63.6289)
Luminance	0.3523 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57AACE #CE7B57

analogous

#57CEB6 #57AACE #576FCE

triadic

#57AACE #CE57AA #AACE57

tetradic

#57AACE #B657CE #CE7B57 #6FCE57

square

#57AACE #B657CE #CE7B57 #6FCE57

split-complementary

#57AACE #CE576F #CEB657

monochromatic

#276884 #348DB3 #57AACE #86C2DC #B6DAEA

Accessibility & contrast

On white

2.61

#57AACE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#57AACE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AACE

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57AACE	#FFFFFF	#000000	##000000
##57AACE	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97A7D0

Deuteranopia (green-blind)

#869BCE

Tritanopia (blue-blind)

#00B4B6

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #57aace;
/* rgb */ color: rgb(87, 170, 206);
/* oklch */ color: oklch(70.0% 0.096 228.7);

Tailwind

colors: {
  custom: {
    50: '#90c3dd',
    500: '#57aace',
    950: '#000000',
  },
}

SCSS

$custom: #57aace;
$custom-light: #90c3dd;
$custom-dark: #000000;

JSON

{
  "hex": "#57aace",
  "rgb": {
    "r": 87,
    "g": 170,
    "b": 206
  },
  "hsl": {
    "h": 198.151,
    "s": 54.839,
    "l": 57.451
  },
  "oklch": {
    "l": 0.70013,
    "c": 0.09626,
    "h": 228.7
  },
  "luminance": 0.35232
}

Semantic roles & 50–950 ramp

primary

#57AACE

secondary

#D8B7A8

accent

#774ADE

background

#F9FBFD

surface

#F2F7FB

border

#CCD0D4

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #57AACE

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →